Tuesday

March 31, 2015

March 31, 2015

Posted by **Kasey** on Monday, July 5, 2010 at 8:54am.

- geometry -
**drwls**, Monday, July 5, 2010 at 9:07amLet the leg lengths be a and b and the hypotentuse be c. a = 15 is the leg length that you know.

Use the Pythagorean right-triangle equation

b^2 = c^2 - a^2 = 625 - 225 = 400

Solve for b.

Rounding off will not be necesary in this case.

**Answer this Question**

**Related Questions**

Math Help - A right triangle has a leg B of length 7 and a hypotenuse of length ...

Math Algebra - The length of the hypotenuse of a right triangle is 30 m. The ...

math - I have 14 questions and I was wondering if someone could check my answers...

math/geometry - complete the statements: To find the length of the hypotenuse of...

contemporary math - suppose that the length of one leg of a right triangle is 2...

Geometry - I need help in this problem: A 14-foot ladder is leaning against a ...

Math help! - The length of the hypotenuse of a right triangle is 13 m. The ...

Math HELP! - The length of the hypotenuse of a right triangle is 15 ft. The ...

Geometry - Right triangle ABC has one leg of length 12 in and a hypotenuse of ...

Intermediate Algebra - One leg of a right triangle has a length of 5 m. The ...